1453445044 has 12 divisors (see below), whose sum is σ = 2625578368. Its totient is φ = 703279800.

The previous prime is 1453445011. The next prime is 1453445053. The reversal of 1453445044 is 4405443541.

It is a super-2 number, since 2×1453445044² = 4225004991856323872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5860542 + ... + 5860789.

Almost surely, 2^1453445044 is an apocalyptic number.

It is an amenable number.

1453445044 is a deficient number, since it is larger than the sum of its proper divisors (1172133324).

1453445044 is a wasteful number, since it uses less digits than its factorization.

1453445044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11721366 (or 11721364 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The square root of 1453445044 is about 38124.0743363036. The cubic root of 1453445044 is about 1132.7468725500.

Adding to 1453445044 its reverse (4405443541), we get a palindrome (5858888585).

The spelling of 1453445044 in words is "one billion, four hundred fifty-three million, four hundred forty-five thousand, forty-four".